<template>
  <div>
    <el-row>
      <el-col :span="8" style="padding-right: 10px">
        <el-card class="user">
          <div class="userInfo">
            <img src="../assets/images/user.png" class="image" alt="" />
            <div class="admin">
              <p class="admin-en">Admin</p>
              <p class="admin-ch">超级管理员</p>
            </div>
          </div>
          <div class="loginInfo">
            <p>上次登陆时间:<span>2022-7-30</span></p>
            <p>上次登陆地点:<span>唐山</span></p>
          </div>
        </el-card>
        <el-card class="tabledata" style="margin-top: 20px; height: 460px">
          <el-table :data="tableData" style="width: 100%">
            <!-- <el-table-column prop="name" label="课程"> </el-table-column>
            <el-table-column prop="todayBuy" label="今日订单">
            </el-table-column>
            <el-table-column prop="monthBuy" label="今月订单">
            </el-table-column>
            <el-table-column prop="totalBuy" label="总订单"> </el-table-column> -->
            <el-table-column
              v-for="(val, key) in tableList"
              :prop="key"
              :label="val"
            />
          </el-table>
        </el-card>
      </el-col>
      <el-col :span="16" style="padding-left: 10px">
        <div class="count">
          <el-card
            v-for="item in countData"
            :key="item.name"
            :body-style="{ display: 'flex', padding: 0 }"
          >
            <i
              class="icon"
              :class="`el-icon-${item.icon}`"
              :style="{ background: item.color }"
            ></i>
            <div class="desc">
              <p class="price">￥{{ item.value }}</p>
              <p class="name">{{ item.name }}</p>
            </div>
          </el-card>
        </div>
        <el-card style="height: 280px">
          <!-- 折线图 -->
          <div ref="echarts1" style="height: 280px"></div>
        </el-card>
        <div class="graph">
          <el-card>
            <!-- 柱状图 -->
            <div ref="echarts2" style="height: 260px"></div>
          </el-card>
          <el-card>
            <!-- 饼状图 -->
            <div ref="echarts3" style="height: 240px"></div>
          </el-card>
        </div>
      </el-col>
    </el-row>
  </div>
</template>

<script>
import { getData } from "../api";
import * as echarts from "echarts";
export default {
  data() {
    return {
      tableData: [],
      tableList: {
        name: "课程",
        todayBuy: "今日购买",
        monthBuy: "本月购买",
        totalBuy: "总购买",
      },
      countData: [
        {
          name: "今日支付订单",
          value: 1234,
          icon: "success",
          color: "#2ec7c9",
        },
        {
          name: "今日收藏订单",
          value: 210,
          icon: "star-on",
          color: "#ffb980",
        },
        {
          name: "今日未支付订单",
          value: 1234,
          icon: "s-goods",
          color: "#5ab1ef",
        },
        {
          name: "本月支付订单",
          value: 1234,
          icon: "success",
          color: "#2ec7c9",
        },
        {
          name: "本月收藏订单",
          value: 210,
          icon: "star-on",
          color: "#ffb980",
        },
        {
          name: "本月未支付订单",
          value: 1234,
          icon: "s-goods",
          color: "#5ab1ef",
        },
      ],
    };
  },
  mounted() {
    getData().then(({ data }) => {
      const { tableData, orderData, userData, videoData } = data.data;
      this.tableData = tableData;
      console.log(data.data);
      // 折线图
      // 基于准备好的dom，初始化echarts实例
      const echarts1 = echarts.init(this.$refs.echarts1);
      // 指定图表的配置项和数据
      var echarts1Options = {};
      // 处理xAxis数据

      const xAxis = Object.keys(orderData.data[0]); //Object.keys可以返回对象的属性名数组
      const xAxisData = { data: xAxis };
      echarts1Options.xAxis = xAxisData;
      echarts1Options.yAxis = {};
      echarts1Options.tooltip = {
        trigger: "axis",
      };
      // legend与xAxis数据一样
      echarts1Options.legend = xAxisData;
      // 处理series数据
      echarts1Options.series = [
        // {
        //   name: '销量',
        //   type: 'bar',
        //   data: [5, 20, 36, 10, 10, 20]
        // }
      ];
      xAxis.forEach((key) => {
        echarts1Options.series.push({
          name: key,
          type: "line",
          data: orderData.data.map((item) => item[key]),
        });
      });

      // 使用刚指定的配置项和数据显示图表。
      echarts1.setOption(echarts1Options);

      // 柱状图
      const echarts2 = echarts.init(this.$refs.echarts2);
      const echarts2Options = {
        legend: {
          // 图例文字颜色
          textStyle: {
            color: "#333",
          },
        },
        grid: {
          left: "20%", //grid 组件离容器左侧的距离。
        },
        // 提示框
        tooltip: {
          trigger: "axis",
        },
        xAxis: {
          type: "category", // 类目轴
          data: userData.map((item) => item.date),
          axisLine: {
            lineStyle: {
              color: "#17b3a3", //坐标轴线线的颜色。
            },
          },
          axisLabel: {
            interval: 0, //坐标轴刻度标签的显示间隔，在类目轴中有效
            color: "#333", //刻度标签文字的颜色
          },
        },
        yAxis: [
          {
            type: "value",
            axisLine: {
              lineStyle: {
                color: "#17b3a3",
              },
            },
          },
        ],
        color: ["#2ec7c9", "#b6a2de"],
        series: [
          {
            name: "新增用户",
            type: "bar",
            data: userData.map((item) => item.new),
          },
          {
            name: "活跃用户",
            type: "bar",
            data: userData.map((item) => item.active),
          },
        ],
      };
      echarts2.setOption(echarts2Options);

      // 饼状图
      const echarts3 = echarts.init(this.$refs.echarts3);
      const echarts3Options = {
        tooltip: {
          trigger: "item",
        },
        color: [
          "#0f78f4",
          "#dd536b",
          "#9462e5",
          "#a6a6a6",
          "#e1bb22",
          "#39c362",
          "#3ed1cf",
        ],
        series: [
          {
            data: videoData,
            type: "pie",
          },
        ],
      };

      echarts3.setOption(echarts3Options);
    });
  },
};
</script>

<style lang="less" scoped>
.userInfo {
  display: flex;
  align-items: center;
  padding-bottom: 20px;
  margin-bottom: 20px;
  border-bottom: 1px solid #ccc;
  .image {
    width: 150px;
    height: 150px;
    border-radius: 50%;
  }
  .admin {
    margin-left: 30px;
    .admin-en {
      margin-bottom: 10px;
      font-size: 24px;
    }
    .admin-ch {
      font-size: 14px;
      color: #bcb6b6;
    }
  }
}
.loginInfo {
  font-size: 12px;
  line-height: 22px;
  color: #ccc;
  span {
    margin-left: 50px;
    color: #333;
  }
}
.count {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  .el-card {
    width: 32%;
    margin-bottom: 15px;
    .icon {
      font-size: 30px;
      color: #fff;
      width: 80px;
      height: 80px;
      text-align: center;
      line-height: 80px;
    }
    .desc {
      display: flex;
      flex-direction: column;
      justify-content: center;
      margin-left: 15px;
      .price {
        font-size: 18px;
        height: 30px;
        line-height: 30px;
      }
      .name {
        font-size: 12px;
        color: #999;
      }
    }
  }
}
.graph {
  display: flex;
  justify-content: space-between;
  margin-top: 20px;
  .el-card {
    width: 48%;
    height: 260px;
  }
}
</style>
